谈到 / 新 / 角色 / 时 / 张震 / 说 / 自己 / 花了 / 几个月 / 研究 / 人物 / 背景

谈到新角色时，张震说自己花了几个月研究人物背景。

When discussing his new role, Chang Chen said that he spent several months studying the character's background.